Z80Next Only Instruction Table: Difference between revisions

Revision as of 14:31, 20 January 2025

Next-only (Z80N) Instructions
Mnemonic	Status	Addressing Mode 1	Addressing Mode 2	Flags	T-States	Summary
ADD HL/DE/BC, A	E	Register	Register	? - - - - -	8	rr+=unsigned A
ADD HL/DE/BC, nn	E	Register	Immediate	- - - - - -	16	rr+=nn
BRLC DE,B	E	-	-	- - - - - -	8	DE:=DE<<(B&15) OR DE>>(16-B&15)
BSLA DE,B	E	-	-	- - - - - -	8	DE:=DE<<(B&31)
BSRA DE,B	E	-	-	- - - - - -	8	DE:=signed(DE)>>(B&31)
BSRF DE,B	E	-	-	- - - - - -	8	DE:=~(unsigned(~DE)>>(B&31))
BSRL DE,B	E	-	-	- - - - - -	8	DE:=unsigned(DE)>>(B&31)
JP (C)	E	Register	-	? ? ? ? ? ?	13	PC:=PC&$C000+IN(C)<<6
LDDRX	E	-	-	- - - - - -	21/16	do LDDX while(BC>0)
LDDX	E	-	-	- - - - - -	16	{if HL!=A DE:=HL*;} DE++; HL--; BC--
LDIRX	E	-	-	- - - - - -	21/16	do LDIX while(BC>0)
LDIX	E	-	-	- - - - - -	16	{if HL!=A DE:=HL*;} DE++; HL++; BC--
LDPIRX	E	-	-	- - - - - -	21/16	do{t:=(HL&$FFF8+E&7); {if t!=A DE:=t;} DE++; BC--}while(BC>0)
LDWS	E	-	-	- 0 ! S S S	14	DE:=HL; INC L; INC D;
MIRROR A	E	Register	-	- - - - - -	8	A[76543210]:=A[01234567]
MUL d,e	E	-	-	- - - - - -	8	DE:=D*E
NEXTREG n, A	E	Immediate	Accumulator	- - - - - -	17	HwNextReg_n:=A
NEXTREG n,n'	E	Immediate	Immediate	- - - - - -	20	HwNextReg_n:=n'
OUTINB	E	-	-	? ? ? ? ? ?	16	out(BC,HL*); HL++
PIXELAD	E	-	-	- - - - - -	8	HL:=$4000+((D&$C0)<<5)+((D&$07)<<8)+((D&$38)<<2)+(E>>3)
PIXELDN	E	-	-	- - - - - -	8	if(HL&$0700!=$0700) HL+=256; else if(HL&$e0!=$e0) HL:=HL&$F8FF+$20; else HL:=HL&$F81F+$0800
PUSH nn	E	Immediate	-	- - - - - -	23	SP-=2; SP*:=nn
SETAE	E	-	-	- - - - - -	8	A:=unsigned($80)>>(E&7)
SWAPNIB	E	-	-	- - - - - -	8	A:=A[3210]<<4 OR A[7654]>>4
TEST n	E	Immediate	-	S ? P S S S	11	A&n?

@@ Line 1: / Line 1: @@
-{{#ask:
+{| class="wikitable" style="margin:auto"
- [[isZ80Instruction::y]]
+|+ Next-only (Z80N) Instructions
- |?cleandesc=Mnemonic
+|-
- |?Status=E
+! Mnemonic !! Status !! Addressing Mode 1 !! Addressing Mode 2 || Flags || T-States || Summary
- |?admode1=Addressing Mode 1
+|-
- |?admode2=Addressing Mode 2
+| ADD HL/DE/BC, A || E || Register || Register || ? - - - - - || 8 || rr+=unsigned A
- |?ceffect=C
+|-
- |?neffect=N
+| ADD HL/DE/BC, nn || E || Register || Immediate || - - - - - - || 16 || rr+=nn
- |?pveffect=PV
+|-
- |?heffect=H
+| BRLC DE,B || E || - || - || - - - - - - || 8 || DE:=DE<<(B&15) OR DE>>(16-B&15)
- |?zeffect=Z
+|-
- |?seffect=S
+| BSLA DE,B || E || - || - || - - - - - - || 8 || DE:=DE<<(B&31)
-  |?tstates=T-States
+|-
- |?shortfx=Summary
+| BSRA DE,B || E || - || - || - - - - - - || 8 || DE:=signed(DE)>>(B&31)
- |mainlabel=-
+|-
-}}
+| BSRF DE,B || E || - || - || - - - - - - || 8 || DE:=~(unsigned(~DE)>>(B&31))
+|-
+| BSRL DE,B || E || - || - || - - - - - - || 8 || DE:=unsigned(DE)>>(B&31)
+|-
+| JP (C) || E || Register || - || ? ? ? ? ? ? || 13 || PC:=PC&$C000+IN(C)<<6
+|-
+| LDDRX || E || - || - || - - - - - - || 21/16 || do LDDX while(BC>0)
+|-
+| LDDX || E || - || - || - - - - - - || 16 || {if HL*!=A DE*:=HL*;} DE++; HL--; BC--
+|-
+| LDIRX || E || - || - || - - - - - - || 21/16 || do LDIX while(BC>0)
+|-
+| LDIX || E || - || - || - - - - - - || 16 || {if HL*!=A DE*:=HL*;} DE++; HL++; BC--
+|-
+| LDPIRX || E || - || - || - - - - - - || 21/16 || do{t:=(HL&$FFF8+E&7)*; {if t!=A DE*:=t;} DE++; BC--}while(BC>0)
+|-
+| LDWS || E || - || - || - 0 ! S S S || 14 || DE*:=HL*; INC L; INC D;
+|-
+| MIRROR A || E || Register || - || - - - - - - || 8 || A[76543210]:=A[01234567]
+|-
+| MUL d,e || E || - || - || - - - - - - || 8 || DE:=D*E
+|-
+| NEXTREG n, A || E || Immediate || Accumulator || - - - - - - || 17 || HwNextReg_n:=A
+|-
+| NEXTREG n,n' || E || Immediate || Immediate || - - - - - - || 20 || HwNextReg_n:=n'
+|-
+| OUTINB || E || - || - || ? ? ? ? ? ? || 16 || out(BC,HL*); HL++
+|-
+| PIXELAD || E || - || - || - - - - - - || 8 || HL:=$4000+((D&$C0)<<5)+((D&$07)<<8)+((D&$38)<<2)+(E>>3)
+|-
+| PIXELDN || E || - || - || - - - - - - || 8 || if(HL&$0700!=$0700) HL+=256; else if(HL&$e0!=$e0) HL:=HL&$F8FF+$20;  else HL:=HL&$F81F+$0800
+|-
+| PUSH nn || E || Immediate || - || - - - - - - || 23 || SP-=2; SP*:=nn
+|-
+| SETAE || E || - || - || - - - - - - || 8 || A:=unsigned($80)>>(E&7)
+|-
+| SWAPNIB || E || - || - || - - - - - - || 8 || A:=A[3210]<<4 OR A[7654]>>4
+|-
+| TEST n || E || Immediate || - || S ? P S S S || 11 || A&n?
+|-
+|}